(Discovered by Tim Baur and reported on the x11-users mailing list). Mac OS 10.5 (Leopard) ships with a very broken version of X11. It's totally unusable for anyone (like me) who spends a significant portion of their day in X11. The good news is you can get the version of X11 from Tiger to run on Leopard. Here's how you do it: Step 1: First you need to remove the new and crappy version of X11. I d